123103533001001 has 32 divisors (see below), whose sum is σ = 145160294400000. Its totient is φ = 102219026371200.

The previous prime is 123103533000989. The next prime is 123103533001003. The reversal of 123103533001001 is 100100335301321.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123103533001001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123103533001003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32927750 + ... + 36475248.

It is an arithmetic number, because the mean of its divisors is an integer number (4536259200000).

Almost surely, 2^{123103533001001} is an apocalyptic number.

It is an amenable number.

123103533001001 is a deficient number, since it is larger than the sum of its proper divisors (22056761398999).

123103533001001 is a wasteful number, since it uses less digits than its factorization.

123103533001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3548789.

The product of its (nonzero) digits is 810, while the sum is 23.

Adding to 123103533001001 its reverse (100100335301321), we get a palindrome (223203868302322).

The spelling of 123103533001001 in words is "one hundred twenty-three trillion, one hundred three billion, five hundred thirty-three million, one thousand, one".